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CVE-2020-8552: Kube-apiserver vulnerable to Denial of service(DoS) #2328

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Ebaneck opened this issue Mar 24, 2020 · 0 comments · Fixed by #2364
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CVE-2020-8552: Kube-apiserver vulnerable to Denial of service(DoS) #2328

Ebaneck opened this issue Mar 24, 2020 · 0 comments · Fixed by #2364
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@Ebaneck
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complexity:easy Something that requires less than a day to fix priority:high High priority issues, should be worked on ASAP (after urgent issues), not postponed severity:medium Medium impact (usability) on live deployments topic:security Security-related issues

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@Ebaneck
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Ebaneck commented Mar 24, 2020

Component:

'kubernetes'

What happened:

Source: kubernetes/kubernetes#89378

The Kubernetes API server has been found to be vulnerable to a denial of service attack via authorized API requests.
CVSS Rating: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L (Medium)

Affected Versions
kube-apiserver v1.17.0 - v1.17.2
kube-apiserver v1.16.0 - v1.16.6
kube-apiserver < v1.15.10

Fixed Versions
v1.17.3
v1.16.7
v1.15.10

Resolution proposal (optional):

Bump the Kube-apiserver version for release and to be released branches.

  • For branch 2.5 we use kube-apiserver 1.16.2(vulnerable)
  • For branch 2.4 we use kube-apiserver 1.15.5(vulnerable)
@Ebaneck Ebaneck added topic:security Security-related issues complexity:easy Something that requires less than a day to fix labels Mar 24, 2020
@thomasdanan thomasdanan added priority:high High priority issues, should be worked on ASAP (after urgent issues), not postponed severity:medium Medium impact (usability) on live deployments labels Mar 27, 2020
This was referenced Apr 3, 2020
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@Ebaneck Ebaneck self-assigned this Apr 3, 2020
@bert-e bert-e closed this as completed in 5913c85 Apr 3, 2020
wabernat pushed a commit that referenced this issue Apr 14, 2020
@Ebaneck @wabernat
kubernetes: Bump kubernetes version
72ed15e 
Closes: #2328
Closes: #2327
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@Ebaneck Ebaneck

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complexity:easy Something that requires less than a day to fix priority:high High priority issues, should be worked on ASAP (after urgent issues), not postponed severity:medium Medium impact (usability) on live deployments topic:security Security-related issues
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kubernetes: bump k8s version to 1.17.4 scality/metalk8s
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@Ebaneck @thomasdanan